The men's 100m freestyle events at the 2017 World Para Swimming Championships were held in Mexico City between 2–7 December.^[1]

Event	Gold	Silver	Bronze
S1-5	Daniel Dias  Brazil	Théo Curin  France	Vo Thanh Tung  Vietnam
S6	Lorenzo Perez Escalona  Cuba	Nelson Crispín  Colombia	Antonio Fantin  Italy
S7	Carlos Serrano Zárate  Colombia	Tobias Pollap  Germany	Andreas Skaar Bjornstad  Norway
S8	Xu Haijiao  China	Yang Guanglong  China	Luis Armando Andrade Guillen  Mexico
S9	Simone Barlaam  Italy	Jose Antonio Mari Alcaraz  Spain	Federico Morlacchi  Italy
S10	Andre Brasil  Brazil	Phelipe Andrews Melo Rodrigues  Brazil	David Levecq  Spain
S11	Hryhory Zudzilau  Belarus	Wojciech Makowski  Poland	Edgaras Matakas  Lithuania
S12	Thomaz Rocha Matera  Brazil	Tucker Dupree  United States	Franco Smit  South Africa
S13	Ihar Boki  Belarus	Ivan Salguero Oteiza  Spain	Kamil Rzetelski  Poland

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